Talco

Mg₃Si₄O₁₀(OH)₂

IUPAC: Hydrated magnesium silicate

CAS: 14807-96-6

Descripción general

Talc is the softest known mineral (Mohs hardness 1) and the primary ingredient in talcum powder. It is used in cosmetics, paper, and plastics.

Composición

Elemento Símbolo Átomos Masa atómica
Hidrógeno H 2 1,0080
Oxígeno O 12 15,9990
Magnesio Mg 3 24,3050
Silicio Si 4 28,0850

Composición elemental

H
Hidrógeno ×2
0,5%
O
Oxígeno ×12
50,6%
Mg
Magnesio ×3
19,2%
Si
Silicio ×4
29,6%

Usos

  • • Talcum powder
  • • Paper filler
  • • Cosmetics
  • • Ceramic glaze

Datos curiosos

  • ✦ The softest mineral on the Mohs hardness scale, with a rating of 1

Seguridad

  • ⚠ Controversy over possible asbestos contamination in some deposits

Estructura

SMILES

[OH-].[OH-].[O-][Si]12O[Si]3(O[Si](O1)(O[Si](O2)(O3)[O-])[O-])[O-].[Mg+2].[Mg+2].[Mg+2]

Propiedades

Tipo
mineral
Estado
solid
Masa molar
379,27 g/mol
Densidad
2,7500 g/cm³
Solubilidad
insoluble

Descriptores moleculares

Masa exacta
377,8175
TPSA
150,0 Ų
Donadores de enlace de hidrógeno
2
Aceptores de enlace de hidrógeno
12
Enlaces rotables
0
Átomos pesados
19
Complejidad
188,0

Compuestos relacionados

Caolinita

Al₂Si₂O₅(OH)₄

Feldespato potásico

KAlSi₃O₈

Silicato de calcio

CaSiO₃

Zeolita A

Na₁₂Al₁₂Si₁₂O₄₈

Frequently Asked Questions

What is Talco?
Talco (Mg₃Si₄O₁₀(OH)₂) is a mineral compound with the IUPAC name Hydrated magnesium silicate.
What is the molecular weight of Talco?
Talco has a molar mass of 379.27 g/mol.
What state is Talco at room temperature?
Talco is a solid at room temperature.
Is Talco organic or inorganic?
Talco is classified as an inorganic compound.
What elements make up Talco?
Talco (Mg₃Si₄O₁₀(OH)₂) is composed of Hidrógeno (H), Oxígeno (O), Magnesio (Mg), Silicio (Si).